1、Auaust 1997 DEUTSCHE NORM Flanges and their joints Part 4: Corrugated, flat or grooved metallic and filled metallic gaskets English version of DIN EN 1514-4 Dimensions of gaskets for P N -desig nated f Ian g es for use with steel flanges DIN EN 1514-4 ICs 23.040.80 Descriptors: Flanges, gaskets. Fla
2、nsche und ihre Verbindungen - Mae fr Dichtungen fr Flansche mit PN-Bezeichnung -Teil 4: Dichtungen aus Metall mit gewelltem, flachem oder gekerbtem Profil fr Stahlflansche European Standard EN 1514-4 National foreword 1997 has the status of a DIN Standard. This standard has been prepared by CEN/TC 7
3、4. The responsible German body involved in its preparation was the Normenausschu Rohre, Rohrverbindungen und Rohrleitungen (Pipes, Pipe Joints and Pipelines Standards Committee). This standard does not preclude the use of compressed asbestos fibre gaskets. It should be noted, however, that the use o
4、f asbestos-free gaskets only is permitted in Germany. EN comprises 12 pages. Q No pari of this standard may be reproduced without the prior permission of DIN Deutsches Institut fr Normung e.V., Berlin. Beuth Verlag GmbH, Berlin, has the exclusive right of sale for German Standards (DIN-Normen). Ref.
5、 No. DINEN 1514-4:1997-O8 Sales No. 1107 02.98 English price group 07 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 1514-4 April 1997 ICs 23.040.80 Descriptors: Flanges, gaskets. English version Flanges and their joints Dimensions of gaskets for PN-designated flanges Part 4: Corrugated, flat
6、or grooved metallic and filled metallic gaskets for use with steel flanges Brides et leurs assemblages - Dimensions des joints pour les brides dsignes PN - Partie 4: Joints mtalliques onduls, plats ou stris et joints mtalloplastiques pour brides en acier Flansche und ihre Verbindungen - Mae fr Dicht
7、ungen fr Flansche mit PN-Bezeichnung - Teil 4: Dichtungen aus Metall mit gewelltem, flachem oder gekerbtem Profil fr Stahlflansche This European Standard was approved by CEN on 1997-01-09. CEN members are bound to comply with the CENLENELEC Internal Regulations which stipulate the conditions for giv
8、ing this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. The European Standards exist in three official versi
9、ons (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, t
10、he Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, the Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, and the United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central S
11、ecretariat: rue de Stassart 36, B-IO50 Brussels O 1997. CEN - All rights of exploitation in any form and by any means reserved worldwide for CEN national members. Ref. No. EN 1514-4:1997 E Page 2 EN 151 4-4: 1997 Contents Foreword Introduction 1 2 3 3.1 3.2 4 4.1 4.2 4.3 4.4 5 6 7 8 Scope Normative
12、references Definitions DN PN Designations Range of PN designations Range of DN nominal sizes Gasket types Information to be supplied by the purchaser Gasket designs Gasket types Dimensions Marking Annex A Annex B (informative) A-deviation (informative) Information to be supplied by the purchaser Pag
13、e 3 3 3 4 4 4 4 5 6 7 9 9 10 Page 3 EN 151 4-4: 1997 Foreword This European Standard has been prepared by Technical Committee CEN/TC 74 “Flanges and their joints“, the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication
14、of an identical text or by endorsement, at the latest by October 1997, and conflicting national standards shall be withdrawn at the latest by October 1997. The annex A is informative and contains “Information to be supplied by the purchaser“ The annex B is informative and contains “A-deviations“. EN
15、 15 14 consists of 4 parts: Part 1 : Specification for non-metallic flat gaskets with or without inserts. Part 2: Specification for spiral wound gaskets for use with steel flanges. Part 3 : Specification for non-metailic PTFE envelope gaskets. Part 4: Specification for corrugated, flat or grooved me
16、tallic and filled metallic gaskets for use with steel flanges. According to the CENKENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Irelan
17、d, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Introduction WARNING: Gaskets made to this standard may contain asbestos. Materiais containing asbestos may be subject to legislation that requires precautions to be taken when handiiig them to en
18、sure that they do not Constitute a hazard to hdth (see annex B). Attention is drawn to relevant EEC directives. 1 Scope This European standard specifies the dimensions and marking of IBC (inside bolt circle) corrugated, flat or grooved metallic and filled metallic gaskets for use in conjunction with
19、 flanges complying with prEN 1092-1 for PN 10, PN 16, PN 25, PN 40, PN 63 and PN 100, up to and including DN 900. NOTE 1: Dimensions of other types of gaskets for use with flanges to prEN 1092-1, prEN 1092-2, prEN 1092-3 and prEN 1092-4 are given in EN 1 5 14-1 , EN 1 5 14-2 and EN 1514-3. NOTE 2: A
20、nnex A, lists information that should be supplied by the purchaser when ordering gaskets. Page 4 EN 1514-4:1997 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places
21、 in the text and the publications are listed herder. For dated references, subsequent amendments to or revisions of any of these publications appiy to this European Standard oniy when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred t
22、o applies. PiEN 1092-1 Flanges and their joints - Circular flanges for pipes, valves and fittings Part 1 : Steel flanges - PN designated PEN 1092-2 Flanges and their joints Pari 2: Cast iron flanges prEN 1092-3 Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories P
23、art 3 : Copper ailoy and composite flanges - PN designated prEN 1092-4 Flanges and their joints - Circular flanges for pipes, valves, fittings and accessones - PN designated Part 4: Aluminium ailoy flanges EN 1333 Pipework components - Definition and selection of PN EN IS0 6708 Pipework components -
24、 Definition and selection of DN (nominal size) (IS0 6708: 1995) 3 Definitions For the purposes of this standard the following definitions apply: 3.1 DN: See EN IS0 6708. 3.2 PN: See EN 1333. Page 5 EN 1514-4:1997 4 Designations 4.1 Range of PN Designations Gaskets shall be designated as suitable for
25、 use with one or more of the foliowing PN designations of flange: PN 10 PN 40 PN 16 PN 63 PN 25 PN 100 4.2 Range of DN (nominal sizes) Gasket nominai sizes shaU be designated in accordance with the ranges specified in table 1 4.3 Gasket types Gasket types as defined in clause 6 and illustrated in fi
26、gure 1, shall be designated as: Type SCIA Type CRIA Type SCIE3 Type CR/B Type SCIC Type SC/D Type CRIC Type CR/D Type SCE Type CRIE 4.4 Information to be supplied by the purchaser NOTE: For information to be supplied by the purchaser, see annex A. 5 Gasket designs Gaskets shall be one of the designs
27、 shown in figure 1, NOTE: The selection of the gasket should take into account the fluid, the operating conditions, the properties of the gasket materials, the type and surface finish of the flange facing and the fiange bolt loading. It is recommended that selection of gaskets for any particular app
28、lication is made in consultation with the gasket supplier (see annex A). Page 6 EN 151 4-4: 1997 c) Flat metal jacketed with filler (Type -4C) a) Corrugated metal, with filler (top) corrugated metal jacket with iier (bottom) (Type -/A) m b) Corrugated metal (Type -/s) d) Grooved metal with or withou
29、t a layer of additional gasket material (Type -A) e) Solid 5at metai (Type -/E) Figure 1: Corrugated, flat or grooved metallic and filled metallic gaskets 6 Gasket types Gaskets shall be for use with type A (flat face) or type B (raised face) flanges (see figure 2) and shall be one of the following
30、types: a) self-centring, Type SC/ . . (see 4.3); b) incorporating a centring ring, Type CW (see 4.3). NOTE: Type A and type B flange facings are shown in prEN 1092- 1, Page 7 EN 151 4-4: 1997 a) seifcenthg b) with centring ring NOTE: Type B, raised face flanges are shown. Figure 2: Gaskets for type
31、A or type B flange facings 7 Dimensions The dimensions of cormgate b) gasket type designation (see 4.3); c) DN followed by the appropriate number (see table 1); d) PN designation (see tabie 1); NOTE: Certain gaskets may be suitable for more than one PN designation and may be suitably marked. e) mate
32、riais; f, manufacturers name or trademark. EXAMPLE: EN 1514-4, Type SC/C, DN 150, PN 63, XXX, AAA/BBB Annex A (informative) Information to be supplied by the purchaser Before ordering a gasket it is recommended that the selection of the gasket design and type should be made in consultation with the
33、gasket supplier. The selection of gasket design and type should take account of the fluid, the operating conditions, the properties of the gasket materia), type and surface finish of the flange facing and the flange bolt loading. The following information should be supplied by the purchaser when ord
34、ering gaskets: a) the number and Part of this European Standard, i.e. EN 1514-4; b) gasket design (see clause 5); c) gasket type (see clause 6); d) DN (see table 1); e) PN designation (see table 1); f, expected operating conditions for which the gasket will be used. Page 10 EN 151 4-4: 1997 Annex B
35、(informative) A-deviation This European Standard is mandated under the Council Directive on the approximation of the laws of the Member States concerning pressure equipment. A-deviation: National deviation due to regulations, the alteration of which is for the time being outside the competence of th
36、e CENKENELEC member. NOTE (from CEN/CEBELEC IR Part 2, 3.1.9): Where standards fd under EC Directives, it is the view of the Commission of the European Communities (OJ No G 59, 9.3.1982) that the effect of the decision of the Court of Justice in case 815/79 Cremoninivrankovich (European Court Report
37、s 1980, p. 3583) is that compliance with A- deviations is no longer mandatory and that the free movement of products complying with such a standard should not be restricted except under the safeguard procedure provided for in the relevant Directive. A-deviations in an EFTA country are valid instead
38、of the relevant provisions of the European Standard in that country until they have been removed. With reference to clause 5, gasket designs. Austria Order on the use of asbestos (BGBI. Nr 324/1990 Asbestverordnung). According to this order restrictions for trading, fabrication use and marking of ma
39、teriais containing asbestos apply in Austria. Denmark Bekendtgmelse om asbest (Nr. 660 af24. Juni 1986) Bekendtgmelse om aendring af bekendtgarrelse om asbest (Nr. 139 af23. Marts 1987) (Nr. 984 af 1 1. December 1992) According to this order, the use of asbestos and materials containing asbestos is
40、prohibited in Denmark. Page 11 EN 151 4-4: 1997 France Decret no 96- 1 132 du 24 decembre 1996 modifiant le decret no 96-98 du 7 fevrier 1996 relatif a la protection des travailleurs contre les risques lies a linhalation de poussieres damiante. Decret no 96-1 133 du 24 decembre 1996 relatifa linterd
41、iction de lamiante, pris en application du code du travail et du code de la consommation. According to these regulations, within the scope of industrial safety the fabrication, manufacture, sale, import and merchandising of products containing asbestos is forbidden on the fiench market fiom 1st Janu
42、ary 1997. Germany Verordnung zur Novellierung der efahrstofierordnung, zur Aufhebung der Gefahrlichkeitsmerkmaleverordnung und zur nderung der ersten Verordnung zum Sprengstoffgesetz vom 26.10.1993 erschienen im Bundesgesetzblatt, Jahrgang 1993, Teil 1, Nummer 57 Seite 1782 und Verordnung ber die Ne
43、uordnung und Ergnzung der Verbote und Beschrankungen des Herstellens, Inverkehrbringens und Verwendens gefahrlicher Stoffe, Zubereitungen und Erzeugnisse nach Paragraph 17 des Chemikaliengesetzes vom 14. Oktober 1993, Bundesgesetzblatt Jahrgang 1993 y Teil 1 y Seite 1720. According to this ordinance
44、 the use of gasket material containing asbestos is prohibited in Gellllany. Italy Law 1992-03-27 N.257 concerning “Rules regarding the stop of use of asbestos“ Norway Forsluifier til arbeidsmiljraloven fastsatt av kommunaldepartementet 16.August 199 1 Asbest (best. nr 235). According to this regulat
45、ions the use of asbestos and materials containing asbestos is prohibited in Norway. Sweden Ordinance AFS 1992:2 “Asbest“ of the National Board of Occupational Safety and Health. According to this ordinance the use of asbestos and material containing asbestos is prohibited. Page 12 EN 151 4-4: 1997 S
46、witzerland Verordnung ber umweltgefahrdende Stoffe (Stofierordnung, StoV) vom 1986-06-09, Stand 1994-01-01, hderung 1994-01-26, SR 814.013. Asbestos products (Safety) Regulations 1985. Control of Asbestos at Work Regulations 1987 (As amended). Asbestos (Prohibitions) Regulations 1992. According to these regulations provisions covering work activities involving exposure to asbestos and the labelling of products containing asbestos apply in the K.
